阀杆和填料密封装置同样采用不锈钢，具有耐腐蚀性能。

The stem and packing gland are also stainless steel for corrosion protection.

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阀杆应该是以镀镉钢合金或316不锈钢作为标准配置。备选的阀杆材料可以根据要求提供，例如，钛，不锈钢，等等。

The shaft shall be cadmium-plated steel alloy or 316 stainless steel as standard equipment. Optional shaft materials shall be available on request, i. e. , titanium, stainless steel, etc.

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温润303不锈钢活塞杆。

Burnished 303 stainless steel piston rod.

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